3:26 [UNB - Black Heart] Comeback Stage | M COUNTDOWN 180628 EP.576 4:04 *Official MV* [UNB]유앤비 \"블랙하트(BLACK HEART)\" 4:04 [MV] UNB(유앤비) _ BLACK HEART 3:07 UNB (유앤비) - BLACK HEART (Color Coded/Han/Rom/Eng Lyrics) 3:25 [MPD직캠] 유앤비 직캠 4K ‘블랙하트(BLACK HEART)' (UNB FanCam) | @MCOUNTDOWN_2018.6.28 3:30 UNB - BLACK HEART [Music Bank Ep 937] 3:32 UNB - BLACK HEART [Music Bank Ep 935] 3:29 [UNB - BLACK HEART] KPOP TV Show | M COUNTDOWN 180726 EP.580 3:18 [Comeback Stage] UNB (With JUEUN, ANNE, Hangyul, JUNG HA) - Black Heart Show Music core 20180630 3:20 UNB, Black Heart [THE SHOW 180717] 3:17 뮤직뱅크 Music Bank - BLACK HEART - 유앤비(UNB).20180720 3:17 UNB (유앤비) - BLACK HEART [Music Bank / 2018.07.13] 3:28 뮤직뱅크 Music Bank - BLACK HEART - 유앤비(UNB).20180629 3:07 UNB - Black Heart (Audio) 3:23 Black Black Heart - David Usher (CHR Mix with lyrics) 3:23 [MV] UNB(유앤비) _ BLACK HEART (Performance Video) 3:16 ꒰ UNB ꒱ BLACK HEART [DANCE MIRRORED] 3:18 UNB (유앤비) - BLACK HEART [Music Bank / 2018.07.20] 3:17 뮤직뱅크 Music Bank - BLACK HEART - 유앤비(UNB).20180713